# SDR TSAA0155001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 8, 2001
- Submitted: February 5, 2001
- Operation: Air carrier
- Aircraft: N821AL
- Make and model: Boeing 737230
- Aircraft serial: 23155
- System (JASC): [5511 · Horizontal Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5511)
- Part: Spar
- Part number: 65913631
- Condition: Cracked
- Location: Horizontal Stab
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TSAA0155001

## Discrepancy

IDENTIFIED CRACK AT LEFT HORIZONTAL STABILIZER CENTER SECTION REAR SPAR UPPER CHORD AFT UPPER CLEVIS LUG DURING SCHEDULED INSPECTION PER ECO 1384R6/SB 737-55-1033R1.  (M)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.